Jackson, Sam
Current rating: 1463
| Grand Prix Oklahoma City 2013 (THS limited) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 241 | Pitts, Nolan (1500) | Won 2-0 | +191478 |
| 2sealed | 316 | Derenbecker, Ryan (1517) | Lost 1-2 | -181460 |
| 3sealed | 416 | Dudley, Ethan (1502) | Won 2-0 | +191479 |
| 4sealed | 313 | Berry, James (1519) | Won 2-0 | +191498 |
| 5sealed | 195 | Pupillo, Sean (1507) | Won 2-1 | +181516 |
| 6sealed | 201 | Bright, Jeremy (1499) | Lost 1-2 | -181498 |
| 7sealed | 294 | Edwards, Scott (1546) | Lost 0-2 | -171481 |
| 8sealed | 309 | Martinez, Lee (1481) | Lost 1-2 | -181463 |
| top | average opponent: 1509record: 4-4 | new rating: 1463 | ||
| Grand Prix Denver 2013 (legacy) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 74 | Boccio, Matthew (1870) | Lost 0-2 | -111435 |
| 2legacy | 196 | Hotza, Adem (1464) | Lost 0-2 | -171418 |
| 3legacy | 271 | Gokalp, Eser (1465) | Lost 0-2 | -171401 |
| 4legacy | 323 | Niederauer, Ethan (1446) | Won 2-0 | +181419 |
| 5legacy | 297 | Maloey, Dustin (1463) | Won 2-0 | +191438 |
| 6legacy | 251 | Martinez, Lee (1510) | Lost 0-2 | -161422 |
| 7legacy | 218 | Gault, Dustin (1465) | Won 2-1 | +181440 |
| 8legacy | 175 | Carlson, Matt (1473) | Won 2-0 | +191459 |
| top | average opponent: 1520record: 4-4 | new rating: 1459 | ||
| Grand Prix Denver 2008 (Lorwyn block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 100 | Halder, Jason (1500) | Lost 1-2 | -181482 |
| 2block | 166 | Westrup, Jeff (1482) | Won 2-1 | +181500 |
| 3block | 154 | Appugliese, Alexander (1500) | Lost 0-2 | -181482 |
| 4block | 258 | Kerr, Jesse (1482) | Won 2-1 | +181500 |
| 5block | 211 | Nolen, Michael (1501) | Lost 1-2 | -181482 |
| 6block | 223 | Lee, Nolan V (1482) | Lost 1-2 | -181464 |
| 7block | 180 | Pitcher, Pink (1461) | Lost 0-2 | -181446 |
| 8block | 157 | Reed, Chris (1447) | Lost 0-2 | -181428 |
| 9block | 134 | Gearhart, Jace (1428) | Won 2-0 | +181446 |
| top | average opponent: 1476record: 3-6 | new rating: 1446 | ||